As of early 2016, most U.S homeowners are paying $3 to $4 per watt to install a solar panel system, and the average price of solar in the U.S. is $3.70 per watt. Thatâs 12 percent lower than it was a year ago, and solar panel system costs are continuing to fall.
USPS can be another good choice for sending small parcels to Mexico, especially if you are shipping something light and inexpensive. First-Class International Parcel service is a really cheap option if your parcel is under 4 lbs, under $400 value, less than 24â³ long, and with less than 36â³ total length+depth+height.Normally, USPS shipments (even Priority Mail) are only tracked until they leave the US.irst-Class International Parcel service is a really cheap option if your parcel is under 4 lbs, under $400 value, less than 24â³ long, and with less than 36â³ total length+depth+height. Normally, USPS shipments (even Priority Mail) are only tracked until they leave the US.
If your letter weighs more than 1 ounce, then it will cost more. The table below shows the prices for letters over 1 ounce (round up the weight, e.g. if it is 2.1 ounces, use 3 ounce price).If your letter is more than 3.5 ounces, OR is larger than the maximum size of a regular envelope (11 1/2 x 6 1/8), then you would use large envelope pricing.se the table below to find how much postage to Mexico costs. Our website is up to date with the current cost of postage and gives you the latest and most recent price of postal services.